APP Rubber Modified Bitumen Film/ Torch on Roofing Sheet/ Asphalt Roofing Felt With ISO
APP rubber modified bitumen film/ Torch on roofing sheet/ Asphalt roofing felt with ISO

Introduction
SBS(Styrene Butadiene Styrene) modified bitumen membrane is made by saturating the base in bitumen, or thermoplastic elastomer (such as styrene butadiene-SBS), reinforced with polyester or fiberglass, finishing the upward face with fine sands, mineral slates (or grains) or polythene membrane etc.
APP(Atactic Polypropylene) modified bitumen membrane is made by saturating the base in bitumen, or thermoplastics (such as APP, APAO, APO), then covering double faces with thermoplastic elastomer (SBS) and last finishing the upward face with fine sands, mineral slates(or grains)or polythene membrane etc. while downward face with fine sands or polythene membrane.
Product Features
l Good waterproof performance;
l High tensile and tearing strength, elongation and size stability which accommodates substrate movement and deformation;
l Anti-corrosion, mildew resistant and weather resistant;
l Anti-puncture and rooting resistant, fatigue resistant;
l Hot melt construction, solid and long-lasting;
l SBS modified bitumen membrane is specially applied in the cold district, while APP modified bitumen membrane is more suitable for hot district with high temperature.
Product Application
l Roof and underground in industrial and civil buildings;
l bridge, subway, tunnel, swimming pool, etc.
l Waste landfill, sewage plant, irrigation system, etc.
Product Specification
Why choose US
Most Professional Waterproof System Designer/Supplier in China
Weifang Hongyuan Waterproof Materials Co., Ltd. is a professional and leading waterproofing manufacturer integrating R&D, production, sales and construction. Hongyuan was founded in 1996 and covers an area of more than 110,000 square meters. Headquartered in Shandong, China, the company has 4 production bases and more than 10 branches all over the country.
Hongyuan produces kinds of asphalt shingles, PVC/TPO/ EPDM waterproof membrane, roofing underlayment, SBS/APP modified bitumen waterproof membrane, self-adhered bitumen membrane, waterproof coatings, pond liner and others.
The company has passed ISO9001:2008 quality management system certification, and ISO14001:2004 environmental management system certification. The products are exported to dozens of countries and regions, such as the United States, Canada, South America, Southeast Asia, Europe, and Africa.
Carrying forward the operation idea of "pragmatism, innovation, integrity, and sharing", Hongyuan will make all efforts to provide quality products and efficient services for clients at home and abroad.
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